Hello and Welcome to ‘Ask A Doctor’ service. I have reviewed your query and here is my advice. I really appreciate your concern, it is all depends upon the contains that the spray has got but over all it is the respiratory distress may be possible if the spray is potent one, still it is advisable to take some care and you can call the pesticide control department to check it out the air contamination, it can not be taken as granted. Hope I have answered your query. Let me know if I can assist you further.